20144090878

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1\times {\mathrm{289169}}^1$

素因数の和:289803

約数の個数: 16

約数和(自身を含む): 30765374640

約数和(自身を除く): 10621283762

約数列:

[1, 2, 61, 122, 571, 1142, 34831, 69662, 289169, 578338, 17639309, 35278618, 165115499, 330230998, 10072045439, 20144090878]

約数ペア:

[(1, 20144090878), (2, 10072045439), (61, 330230998), (122, 165115499), (571, 35278618), (1142, 17639309), (34831, 578338), (69662, 289169)]